Hearts of Oak may refer to:

• “Heart of Oak”, the official march of the Royal Navy and other navies
• Hearts of Oak (New York militia), a volunteer military unit formed during the American Revolutionary War
• Hearts of Oak (Ireland), an agrarian protest society in the province of Ulster, Ireland
• Hearts of Oak (1803 play), a play by John Till Allingham
• Hearts of Oak (1879 play), a play by James Herne and David Belasco
• Hearts of Oak (1914 film), a 1914 film directed by Wray Physioc
• Hearts of Oak (film), a 1924 film directed by John Ford
• Heart of Oak (film), a 2022 film directed by Laurent Charbonnier and Michel Seydoux
• Hearts of Oak (album), an album by the band Ted Leo and the Pharmacists
• Hearts of Oak Benefit Society, a 19th-Century British benefit society
• Hearts of Oak Friendly Society, a British friendly society and successor to the benefit society
• Accra Hearts of Oak S.C., a football (soccer) club from Ghana
• Hearts of Oak (supporters group), a football (soccer) supporters group for New York City Football Club
• HMS Heart of Oak, one of three vessels named Heart of Oak that served the British Royal Navy
• Hearts of Oak (campaign group), a far-right campaign group founded by Tommy Robinson

This disambiguation page lists articles associated with the title Hearts of Oak.
If an internal link led you here, you may wish to change the link to point directly to the intended article.